Customer evaluation. Catering business development services and other aspects of the good and bad can be reacted to from the customer's evaluation, is the customer for the store's most real feelings, but also the store's real response, so understand a three-year restaurant has to understand from the customer evaluation. Catering industry is through the immediate processing and production, commercial sales and service labor in one, to provide consumers with a variety of drinks, food, consumer places and facilities specialized in food production and management industry.